viernes, 7 de septiembre de 2012

Vaccines: NIS/2011 NIS Data Released

Vaccines: NIS/2011 NIS Data Released

Statistics and Surveillance:

2011 National Immunization Survey Data Released

Change in Survey Method

In 2011, the NIS sampling frame was expanded from sampling only landline phones to sampling landline and cell phones, creating a dual frame sample. See Adding Households with Cell Phone Service to the National Immunization Survey (NIS), 2011 for key findings, differences in results, weighting methods, and more.

National Immunization Survey (NIS) - Children (19-35 months old)

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National Immunization Survey - Teens (13 through 17 years old)

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